v2.4.0.6
VALUATION AND QUALIFYING ACCOUNTS (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Valuation and Qualifying Accounts Disclosure [Line Items]      
BEGINNING BALANCE $ 2,419 $ 2,359 $ 2,286
Add - Additions charged to earnings 3,106 3,129 2,812
Add - Acquisitions and other adjustments     316
Deduct - Charges for purposes for which reserves were established (3,232) (3,069) (3,055)
ENDING BALANCE 2,293 2,419 2,359
Allowance for Doubtful Accounts [Member]
     
Valuation and Qualifying Accounts Disclosure [Line Items]      
BEGINNING BALANCE 1,271 1,415 1,109
Add - Additions charged to earnings 132 175 316
Add - Acquisitions and other adjustments     316
Deduct - Charges for purposes for which reserves were established (170) (319) (326)
ENDING BALANCE 1,233 1,271 1,415
Sales Returns and Allowances [Member]
     
Valuation and Qualifying Accounts Disclosure [Line Items]      
BEGINNING BALANCE 1,148 944 1,177
Add - Additions charged to earnings 2,974 2,954 2,496
Add - Acquisitions and other adjustments     0
Deduct - Charges for purposes for which reserves were established (3,062) (2,750) (2,729)
ENDING BALANCE $ 1,060 $ 1,148 $ 944